/**
 * @param {number[]} nums
 * @param {number} target
 * @return {boolean}
 */
var twoSum = function(nums, target) {
  let jing = false
  for(let i = 0; i < nums.length; i++) {
    for(let j = i + 1;j < nums.length; j++) {
      if(nums[i] + nums[j] === target){
        jing = true
      }
    }
  }
  return jing
}
console.log(twoSum([2,7,11,15],22))
